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@modelcontextprotocol

Model Context Protocol

An open protocol that enables seamless integration between LLM applications and external data sources and tools.

Model Context Protocol

MCP Logo

A protocol for seamless integration between LLM applications and external data sources

Documentation | Specification | Discussions

The Model Context Protocol (MCP) is an open protocol that enables seamless integration between LLM applications and external data sources and tools. Whether you're building an AI-powered IDE, enhancing a chat interface, or creating custom AI workflows, MCP provides a standardized way to connect LLMs with the context they need.

Getting Started

Project Structure

Contributing

We welcome contributions of all kinds! Whether you want to fix bugs, improve documentation, or propose new features, please see our contributing guide to get started.

Have questions? Join the discussion in our community forum.

About

The Model Context Protocol is an open source project run by Anthropic, PBC. and open to contributions from the entire community.

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  1. servers servers Public

    Model Context Protocol Servers

    JavaScript 11.5k 1.2k

  2. specification specification Public

    The specification of the Model Context Protocol

    TypeScript 456 68

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 2.2k 221

  4. typescript-sdk typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 1.5k 156

  5. kotlin-sdk kotlin-sdk Public

    The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in collaboration with JetBrains

    Kotlin 175 17

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 423 72

Repositories

Showing 10 of 13 repositories
  • inspector Public

    Visual testing tool for MCP servers

    modelcontextprotocol/inspector’s past year of commit activity
    TypeScript 423 MIT 72 14 4 Updated Mar 1, 2025
  • typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    modelcontextprotocol/typescript-sdk’s past year of commit activity
    TypeScript 1,529 MIT 156 30 7 Updated Feb 28, 2025
  • java-sdk Public

    The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI

    modelcontextprotocol/java-sdk’s past year of commit activity
    Java 107 MIT 14 3 1 Updated Feb 28, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    modelcontextprotocol/rust-sdk’s past year of commit activity
    Rust 43 MIT 2 4 3 Updated Feb 27, 2025
  • docs Public

    The documentation and specification for the Model Context Protocol (MCP)

    modelcontextprotocol/docs’s past year of commit activity
    MDX 173 CC-BY-4.0 105 15 15 Updated Feb 27, 2025
  • kotlin-sdk Public

    The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in collaboration with JetBrains

    modelcontextprotocol/kotlin-sdk’s past year of commit activity
    Kotlin 175 MIT 17 14 (5 issues need help) 1 Updated Feb 25, 2025
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    JavaScript 11,542 MIT 1,248 126 (1 issue needs help) 67 Updated Feb 25, 2025
  • specification Public

    The specification of the Model Context Protocol

    modelcontextprotocol/specification’s past year of commit activity
    TypeScript 456 MIT 68 29 6 Updated Feb 21, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    modelcontextprotocol/python-sdk’s past year of commit activity
    Python 2,249 MIT 221 49 (4 issues need help) 6 Updated Feb 21, 2025
  • quickstart-resources Public

    A repository of servers and clients from the Model Context Protocol tutorials

    modelcontextprotocol/quickstart-resources’s past year of commit activity
    Python 82 MIT 29 1 1 Updated Jan 29, 2025